Product Overview
The AO3415A is a P-Channel 20V MOSFET from Alpha & Omega Semiconductor (AOS) in a compact SOT-23-3 package. It features low on-resistance of 41mΩ at V_GS=-4.5V and continuous drain current of -5A. The device uses advanced trench technology and is suitable for load switch, battery protection, and DC-DC converter applications.
Key Specifications
- Channel Type: P-Channel
- V_DS: -20V
- V_GS: ±8V
- R_DS(ON): 41mΩ @V_GS=-4.5V; 53mΩ @-2.5V; 65mΩ @-1.8V
- I_D @25°C: -5A
- P_D @25°C: 1.5W
- V_GS(th): -0.30V to -0.90V
- Q_g: 9.30nC @4.5V
- C_iss: 751pF
- T_j Max: 150°C
- Package: SOT-23-3
- Pin: 1=Gate, 2=Source, 3=Drain
- ESD Protection: Yes
- Marking: AFHV
Features
- Ultra-low R_DS(ON) of 41mΩ at -4.5V
- 5A continuous drain current
- Advanced trench technology
- ESD protected
- SOT-23-3 compact footprint
- Recommended replacement: AOSS21115C
Applications
- Load switches and power routing
- Battery protection and charging
- DC-DC converters
- LED driver switching
- PWM motor control